| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To effectively utilize the collected solar heat by utilizing a fuel cell as a heat source for compensating the heat quantity short in collecting the solar heat. <P>SOLUTION: This hybrid heat storage system includes a hot water storage tank 2b incorporating a heating coil 6b connected with a solar heat collector 4 by a going pipe 7c and a returning pipe 7d for circulating a heat medium, a hot water storage tank 2a incorporating a heating coil 6a connected with the fuel cell 3 by a going pipe 7a and a returning pipe 7b for circulating the heat medium, a temperature adjustment unit 5 composed of a four-way valve wherein first and second inlet ports are connected with the hot water storage tank 2a and the hot water storage tank 2b by hot water taking-out pipes 30a, 30b, a third inlet port is connected with a water supply pipe 31, and a hot water supply pipe 32 is connected with an outlet port, temperature sensors 22a - 22f for detecting temperatures of the hot water stored in the hot water storage tank 2a and the hot water storage tank 2b at several points, and a control panel 21 for controlling the fuel cell 3 and the temperature adjustment unit 5 on the basis of outputs of the temperature sensors 22a - 22f. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
